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Side-by-side financial comparison of FIRST INTERSTATE BANCSYSTEM INC (FIBK) and UNITIL CORP (UTL). Click either name above to swap in a different company.

FIRST INTERSTATE BANCSYSTEM INC is the larger business by last-quarter revenue ($313.0M vs $161.5M, roughly 1.9× UNITIL CORP). FIRST INTERSTATE BANCSYSTEM INC runs the higher net margin — 34.8% vs 11.8%, a 23.0% gap on every dollar of revenue. On growth, UNITIL CORP posted the faster year-over-year revenue change (26.7% vs 19.8%). Over the past eight quarters, FIRST INTERSTATE BANCSYSTEM INC's revenue compounded faster (13.7% CAGR vs -4.9%).

First Interstate BancSystem, Inc. is a financial holding company headquartered in Billings, Montana. It is the parent company of First Interstate Bank, a community bank with locations throughout 14 states within the Western and Midwestern United States. It is the largest bank based in Montana, as measured by total assets.

Unitil Corporation is an interstate electricity and natural gas utility company that provides services for New Hampshire, Massachusetts and Maine. Its earliest predecessor company, the Portland Gas Light Company, was founded in Maine in 1849. The current company was set up in 1984 and is based in New Hampshire. With a market cap of 686.51M, it provides electric services to about 102,400 customers and natural gas to over 75,900 customers. The service territory of Unitil includes business distr...

FIBK vs UTL — Head-to-Head

Bigger by revenue
FIBK
FIBK
1.9× larger
FIBK
$313.0M
$161.5M
UTL
Growing faster (revenue YoY)
UTL
UTL
+6.9% gap
UTL
26.7%
19.8%
FIBK
Higher net margin
FIBK
FIBK
23.0% more per $
FIBK
34.8%
11.8%
UTL
Faster 2-yr revenue CAGR
FIBK
FIBK
Annualised
FIBK
13.7%
-4.9%
UTL

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
FIBK
FIBK
UTL
UTL
Revenue
$313.0M
$161.5M
Net Profit
$108.8M
$19.0M
Gross Margin
Operating Margin
44.5%
21.5%
Net Margin
34.8%
11.8%
Revenue YoY
19.8%
26.7%
Net Profit YoY
108.8%
21.8%
EPS (diluted)
$1.07
$1.05

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
FIBK
FIBK
UTL
UTL
Q4 25
$313.0M
$161.5M
Q3 25
$250.5M
$101.1M
Q2 25
$248.3M
$102.6M
Q1 25
$247.0M
$170.8M
Q4 24
$261.3M
$127.5M
Q3 24
$251.9M
$92.9M
Q2 24
$244.3M
$95.7M
Q1 24
$242.2M
$178.7M
Net Profit
FIBK
FIBK
UTL
UTL
Q4 25
$108.8M
$19.0M
Q3 25
$71.4M
$-300.0K
Q2 25
$71.7M
$4.0M
Q1 25
$50.2M
$27.5M
Q4 24
$52.1M
$15.6M
Q3 24
$55.5M
$0
Q2 24
$60.0M
$4.3M
Q1 24
$58.4M
$27.2M
Operating Margin
FIBK
FIBK
UTL
UTL
Q4 25
44.5%
21.5%
Q3 25
37.0%
6.9%
Q2 25
37.7%
13.0%
Q1 25
26.9%
27.0%
Q4 24
25.5%
22.1%
Q3 24
28.9%
6.2%
Q2 24
32.1%
13.0%
Q1 24
31.7%
24.7%
Net Margin
FIBK
FIBK
UTL
UTL
Q4 25
34.8%
11.8%
Q3 25
28.5%
-0.3%
Q2 25
28.9%
3.9%
Q1 25
20.3%
16.1%
Q4 24
19.9%
12.2%
Q3 24
22.0%
Q2 24
24.6%
4.5%
Q1 24
24.1%
15.2%
EPS (diluted)
FIBK
FIBK
UTL
UTL
Q4 25
$1.07
$1.05
Q3 25
$0.69
$-0.02
Q2 25
$0.69
$0.25
Q1 25
$0.49
$1.69
Q4 24
$0.50
$0.97
Q3 24
$0.54
$0.00
Q2 24
$0.58
$0.27
Q1 24
$0.57
$1.69

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
FIBK
FIBK
UTL
UTL
Cash + ST InvestmentsLiquidity on hand
$15.6M
Total DebtLower is stronger
$146.3M
$670.5M
Stockholders' EquityBook value
$3.4B
$609.6M
Total Assets
$26.6B
$2.1B
Debt / EquityLower = less leverage
0.04×
1.10×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FIBK
FIBK
UTL
UTL
Q4 25
$15.6M
Q3 25
$14.6M
Q2 25
$8.5M
Q1 25
$10.2M
Q4 24
$6.3M
Q3 24
$6.3M
Q2 24
$2.8M
Q1 24
$6.3M
Total Debt
FIBK
FIBK
UTL
UTL
Q4 25
$146.3M
$670.5M
Q3 25
$146.2M
$670.5M
Q2 25
$252.0M
$640.7M
Q1 25
$642.1M
Q4 24
$132.2M
$643.3M
Q3 24
$137.3M
$643.3M
Q2 24
$383.4M
$511.3M
Q1 24
$370.8M
$512.8M
Stockholders' Equity
FIBK
FIBK
UTL
UTL
Q4 25
$3.4B
$609.6M
Q3 25
$3.4B
$597.2M
Q2 25
$3.4B
$532.8M
Q1 25
$3.4B
$534.1M
Q4 24
$3.3B
$512.5M
Q3 24
$3.4B
$502.4M
Q2 24
$3.2B
$508.8M
Q1 24
$3.2B
$510.8M
Total Assets
FIBK
FIBK
UTL
UTL
Q4 25
$26.6B
$2.1B
Q3 25
$27.3B
$1.9B
Q2 25
$27.6B
$1.9B
Q1 25
$28.3B
$1.9B
Q4 24
$29.1B
$1.8B
Q3 24
$29.6B
$1.7B
Q2 24
$30.3B
$1.7B
Q1 24
$30.1B
$1.7B
Debt / Equity
FIBK
FIBK
UTL
UTL
Q4 25
0.04×
1.10×
Q3 25
0.04×
1.12×
Q2 25
0.07×
1.20×
Q1 25
1.20×
Q4 24
0.04×
1.26×
Q3 24
0.04×
1.28×
Q2 24
0.12×
1.00×
Q1 24
0.12×
1.00×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
FIBK
FIBK
UTL
UTL
Operating Cash FlowLast quarter
$305.6M
$21.4M
Free Cash FlowOCF − Capex
$-36.3M
FCF MarginFCF / Revenue
-22.5%
Capex IntensityCapex / Revenue
35.7%
Cash ConversionOCF / Net Profit
2.81×
1.13×
TTM Free Cash FlowTrailing 4 quarters
$-53.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FIBK
FIBK
UTL
UTL
Q4 25
$305.6M
$21.4M
Q3 25
$91.7M
$15.6M
Q2 25
$68.1M
$42.2M
Q1 25
$78.5M
$52.1M
Q4 24
$355.0M
$23.3M
Q3 24
$89.9M
$26.1M
Q2 24
$82.3M
$49.9M
Q1 24
$87.6M
$26.6M
Free Cash Flow
FIBK
FIBK
UTL
UTL
Q4 25
$-36.3M
Q3 25
$-39.0M
Q2 25
$2.0M
Q1 25
$19.5M
Q4 24
$-32.3M
Q3 24
$-31.3M
Q2 24
$13.2M
Q1 24
$6.4M
FCF Margin
FIBK
FIBK
UTL
UTL
Q4 25
-22.5%
Q3 25
-38.6%
Q2 25
1.9%
Q1 25
11.4%
Q4 24
-25.3%
Q3 24
-33.7%
Q2 24
13.8%
Q1 24
3.6%
Capex Intensity
FIBK
FIBK
UTL
UTL
Q4 25
35.7%
Q3 25
54.0%
Q2 25
39.2%
Q1 25
19.1%
Q4 24
43.6%
Q3 24
61.8%
Q2 24
38.3%
Q1 24
11.3%
Cash Conversion
FIBK
FIBK
UTL
UTL
Q4 25
2.81×
1.13×
Q3 25
1.28×
Q2 25
0.95×
10.55×
Q1 25
1.56×
1.89×
Q4 24
6.81×
1.49×
Q3 24
1.62×
Q2 24
1.37×
11.60×
Q1 24
1.50×
0.98×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

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